-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Moderate: gnupg2 security, bug fix, and enhancement update Advisory ID: RHSA-2020:4490-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:4490 Issue date: 2020-11-03 CVE Names: CVE-2019-13050 ==================================================================== 1. Summary: An update for gnupg2 is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64 3. Description: The GNU Privacy Guard (GnuPG or GPG) is a tool for encrypting data and creating digital signatures, compliant with OpenPGP and S/MIME standards. The following packages have been upgraded to a later upstream version: gnupg2 (2.2.20). (BZ#1663944) Security Fix(es): * GnuPG: interaction between the sks-keyserver code and GnuPG allows for a Certificate Spamming Attack which leads to persistent DoS (CVE-2019-13050) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.3 Release Notes linked from the References section. 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 5. Bugs fixed (https://bugzilla.redhat.com/): 1726146 - CVE-2019-13050 GnuPG: interaction between the sks-keyserver code and GnuPG allows for a Certificate Spamming Attack which leads to persistent DoS 6. Package List: Red Hat Enterprise Linux BaseOS (v. 8): Source: gnupg2-2.2.20-2.el8.src.rpm aarch64: gnupg2-2.2.20-2.el8.aarch64.rpm gnupg2-debuginfo-2.2.20-2.el8.aarch64.rpm gnupg2-debugsource-2.2.20-2.el8.aarch64.rpm gnupg2-smime-2.2.20-2.el8.aarch64.rpm gnupg2-smime-debuginfo-2.2.20-2.el8.aarch64.rpm ppc64le: gnupg2-2.2.20-2.el8.ppc64le.rpm gnupg2-debuginfo-2.2.20-2.el8.ppc64le.rpm gnupg2-debugsource-2.2.20-2.el8.ppc64le.rpm gnupg2-smime-2.2.20-2.el8.ppc64le.rpm gnupg2-smime-debuginfo-2.2.20-2.el8.ppc64le.rpm s390x: gnupg2-2.2.20-2.el8.s390x.rpm gnupg2-debuginfo-2.2.20-2.el8.s390x.rpm gnupg2-debugsource-2.2.20-2.el8.s390x.rpm gnupg2-smime-2.2.20-2.el8.s390x.rpm gnupg2-smime-debuginfo-2.2.20-2.el8.s390x.rpm x86_64: gnupg2-2.2.20-2.el8.x86_64.rpm gnupg2-debuginfo-2.2.20-2.el8.x86_64.rpm gnupg2-debugsource-2.2.20-2.el8.x86_64.rpm gnupg2-smime-2.2.20-2.el8.x86_64.rpm gnupg2-smime-debuginfo-2.2.20-2.el8.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2019-13050 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.3_release_notes/ 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2020 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBX6I4r9zjgjWX9erEAQhQDg//cn7ZTjUxsXpya1BAFRllnPvCpQIOvslL VkhsaNOQHqcCm19zttq1C+0glVpVNCaqg2UBD7P45udpfoiumdZTZnJbYwa3bd2V XwtGKxR4Ii/M5AzBcKNc/h5fusNCfKGtQY8waqsKZDKV4Kus0MbeKfQ22KKEgI2n pIgpi5i29EDw9ySBB2F7x8DNNZIUKzXYMHjcKnahJTwQYPmpfsgoBh8RuiFvjKdD 6BykKbyTy919bPVDDpEz6xbx3X8jmfjgOrlxAje77BOW/ZOt4oq/NNYdGWgoFwrN xN6ZL59bzYOgMNQxBJIZvLXmGGxvEcrLxEo4pMsJTUEEpiRu8uT4B5HLYP+Ts97g +EcHvN6RL2xXzzh9NJCYWGTZPIPXkBnUseG0hJl44OrvsV2SiEMQrVrnqnTQEOWE 03fvfGNLX0oyQ44UYuuAQ9aSxtc417yN8Q/eVUBJ65wCIV5fzai60dQJs8OFs5Oh l2Nb2tvMgWg730FV86zLXqQ2xpHwbNeERyDOVGtWpfp0sXInbnPsGU41Bitqcmjo 4DMVUZ8rX+yE/v1xdpcjLb5dZF4ySgmULCKqH8SHUTnXtNUnzHU4a8jJE6mZMwfh LS+EnPP4+TnqaDUJ5I0RZYVlo7M4iCqjS73t5TywBNK1MOidpST04nncSDMjWTIE SdfAxOQ1bFk=WUq8 -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce